PITTS, J. P. Review of the Sphaeropthalma imperialis species-group (Hymenoptera: Mutillidae), with descriptions of females and taxonomic notes. Zootaxa, Auckland, New Zealand, v. 1248, n. 1, p. 1–20, 2006. DOI: 10.11646/zootaxa.1248.1.1. Disponível em: https://mapress.com/zt/article/view/zootaxa.1248.1.1. Acesso em: 17 apr. 2025.